The UK government pledges at Infosecurity Europe to help businesses improve cybersecurity. But it's going to take more than vouchers and training to address Europe's top threats to security and privacy.

American Express confirms it was hit this week by a distributed-denial-of-service attack. The hacktivist group that has targeted banks in recent months claims credit for this latest high-profile attack.

DDoS attacks on banks have returned, and the attackers are changing their tactics and expanding their attack toolsets. How must organizations change the way they defend against DDoS? Carlos Morales of Arbor Networks shares strategies.